di0ib
/
controller
Watch 1
Star 0
Fork 0
Code Releases 0 Activity
Browse Source

Working keypad switch code detection.

simple
Jacob Alexander 13 years ago
parent
a62cac9ca7
commit
81bb9d772d
1 changed files with 23 additions and 34 deletions
Unified View Show Diff Stats
  1. 23
    34
      main.c

+ 23
- 34
main.c View File





// Keypad detection // Keypad detection
// Each switch has it's own detection line
// Each switch has it's own detection line, inverse logic
#define KEYPAD_DETECT(test,switch_code) \ #define KEYPAD_DETECT(test,switch_code) \
if ( test ) { \
if ( !(test) ) { \
keypadDetectArray[switch_code]++; \ keypadDetectArray[switch_code]++; \
} \ } \




void keyPressDetection( uint8_t *keys, uint8_t *validKeys) { void keyPressDetection( uint8_t *keys, uint8_t *validKeys) {
for ( uint8_t key = 0; key < KEYBOARD_SIZE + 1; key++ ) { for ( uint8_t key = 0; key < KEYBOARD_SIZE + 1; key++ ) {
//phex(keyDetectArray[key]);
//print ("|");
if ( keyDetectArray[key] & (1 << 7) ) {
//print("0x");
//phex( key );
if ( keys[key] & (1 << 7) ) {
pint8( key ); pint8( key );
print(" "); print(" ");


// Too many keys // Too many keys
if ( validKeys == 6 )
if ( *validKeys == 6 )
break; break;
keyboard_keys[validKeys++] = defaultMap[key];
keyboard_keys[*validKeys++] = defaultMap[key];
} }
} }
} }
continue; continue;


// Check Keypad keys // Check Keypad keys
KEYPAD_DETECT(PINA & (1 << 0,1))
KEYPAD_DETECT(PINA & (1 << 1,1))
KEYPAD_DETECT(PINA & (1 << 2,1))
KEYPAD_DETECT(PINA & (1 << 3,1))
KEYPAD_DETECT(PINA & (1 << 4,1))
KEYPAD_DETECT(PINA & (1 << 5,1))
KEYPAD_DETECT(PINA & (1 << 6,1))
KEYPAD_DETECT(PINA & (1 << 7,1))
KEYPAD_DETECT(PINF & (1 << 0,1))
KEYPAD_DETECT(PINF & (1 << 1,1))
KEYPAD_DETECT(PINF & (1 << 2,1))
KEYPAD_DETECT(PINF & (1 << 3,1))
KEYPAD_DETECT(PINF & (1 << 4,1))
KEYPAD_DETECT(PINF & (1 << 5,1))
KEYPAD_DETECT(PINF & (1 << 6,1))
KEYPAD_DETECT(PINF & (1 << 7,1))
KEYPAD_DETECT(PINA & (1 << 0),11)
KEYPAD_DETECT(PINA & (1 << 1),3)
KEYPAD_DETECT(PINA & (1 << 2),7)
KEYPAD_DETECT(PINA & (1 << 3),4)
KEYPAD_DETECT(PINA & (1 << 4),15)
KEYPAD_DETECT(PINA & (1 << 5),6)
KEYPAD_DETECT(PINA & (1 << 6),2)
KEYPAD_DETECT(PINA & (1 << 7),10)
KEYPAD_DETECT(PINF & (1 << 0),8)
KEYPAD_DETECT(PINF & (1 << 1),12)
KEYPAD_DETECT(PINF & (1 << 2),16)
KEYPAD_DETECT(PINF & (1 << 3),13)
KEYPAD_DETECT(PINF & (1 << 4),1)
KEYPAD_DETECT(PINF & (1 << 5),5)
KEYPAD_DETECT(PINF & (1 << 6),9)
KEYPAD_DETECT(PINF & (1 << 7),14)


// Check count to see if the sample threshold may have been reached, otherwise collect more data // Check count to see if the sample threshold may have been reached, otherwise collect more data
count++; count++;


// Detect Valid Keypresses - TODO // Detect Valid Keypresses - TODO
uint8_t validKeys = 0; uint8_t validKeys = 0;
keyPressDetection( &keyDetectArray, &validKeys );
//keyPressDetection( &keypadDetectArray, &validKeys );
keyPressDetection( keyDetectArray, &validKeys );
keyPressDetection( keypadDetectArray, &validKeys );
print(":\n"); print(":\n");


// TODO undo potentially old keys // TODO undo potentially old keys
keyboard_keys[c] = 0; keyboard_keys[c] = 0;




// Debugging Output
//phex(PINA);
//phex(PINF);
//print("\n");



// Print out the current keys pressed // Print out the current keys pressed
/* /*
if ( keyDetectCount > 0 ) { if ( keyDetectCount > 0 ) {